Hamilton, IA Profile: Facts, Map & Data


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Hamilton, Iowa - Basic Facts

The City of Hamilton is an incorporated place (Class Code P1) located in Marion County at latitude 41.1703 and longitude -92.9041. Marion County is in the Central time zone (GMT -6). The elevation is 899 feet.

The formal official name is the City of Hamilton, but most people and references simply refer to it as Hamilton, Iowa.

The P1 Census Class Code for Hamilton indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the City of Hamilton (see map below) encompass a land area of 0.54 sq. miles and a water area of 0 sq. miles.

City of Hamilton, IA Boundary Map


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Boundary Maps: Township of Liberty | Marion County | Iowa Counties

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Hamilton, IA Data & Demographics (As of July 1, 2014)


Total Population 134
Population in Households 134
Population in Familes 115
Population in Group Qrtrs 0
Population Density1 247
Diversity Index2 4


Total Households 51
Average Household Size 2.63
Family Households 37
Average Family Size 3


Total Housing Units 56 (100%)
Owner Occupied HU 42 (75.0%)
Renter Occupied HU 9 (16.1%)
Vacant Housing Units 5 ( 8.9%)
Median Home Value $75,000
Average Home Value $89,286


Median Household Income $44,271
Average Household Income $56,466
Per Capita Income $22,060
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.72% 0.74%
Households 0.95% 0.77%
Families 0.65% 0.53%
Median Household Income   3.2%
Per Capita Income   2.57%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Hamilton, IA - Peer Comparisons by Rank and Percentile

The table below compares Hamilton to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 814 19th
Population Density1 # 833 18th
Diversity Index2 # 855 15th
Median Household Income # 797 21st
Per Capita Income # 843 17th

Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.